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Elementary,Middle School,High School,College,University,PHD
| Teaching Since: | May 2017 |
| Last Sign in: | 398 Weeks Ago, 5 Days Ago |
| Questions Answered: | 66690 |
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MCS,PHD
Argosy University/ Phoniex University/
Nov-2005 - Oct-2011
Professor
Phoniex University
Oct-2001 - Nov-2016
What are the basic functions of the data link layer? Write down the basic features of HDLC protocol? Could HDLC be used as a data link protocol for a LAN? Justify your answer.
34. The physical layer service is a non-confirmed service. Assume that some bits of data are lost during transmission over physical media,which layer will detect the loss and take some remedial measures. Explain any one method clearly depicting how this operation is performed.
35. What are the advantages of cell switching that is used in ATM?
. Differentiate between:
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(i) Baseband co-axial cable and broad band coaxial cable
(ii) Optical fibre and twisted pair
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(iii) SMTP and SNMP
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